Bug 2091704 (CVE-2022-1678) - CVE-2022-1678 kernel: improper update of sock reference in TCP pacing can lead to memory/netns leak
Summary: CVE-2022-1678 kernel: improper update of sock reference in TCP pacing can lea...
Keywords:
Status: NEW
Alias: CVE-2022-1678
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2091705
Blocks: 2091706
TreeView+ depends on / blocked
 
Reported: 2022-05-30 19:06 UTC by Guilherme de Almeida Suckevicz
Modified: 2022-07-16 03:21 UTC (History)
48 users (show)

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Description Guilherme de Almeida Suckevicz 2022-05-30 19:06:48 UTC
An issue was discovered in the Linux Kernel from 4.18 to 4.19, an improper update of sock reference in TCP pacing can lead to memory/netns leak, which can be used by remote clients.

References:
https://gitee.com/anolis/cloud-kernel/commit/bed537da691b
https://bugzilla.openanolis.cn/show_bug.cgi?id=61
https://lore.kernel.org/all/20200602080425.93712-1-kerneljasonxing@gmail.com/
https://github.com/torvalds/linux/commit/0a70f118475e037732557796accd0878a00fc25a

Comment 1 Guilherme de Almeida Suckevicz 2022-05-30 19:08:06 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2091705]

Comment 2 Justin M. Forbes 2022-06-01 21:36:05 UTC
This was fixed for Fedora years ago in the 4.20 kernel rebases.


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